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ChemSpider
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Molecular Formula:
Define range intervals using parentheses.
E.g. C7H(10-14)O(0-4)
Molecular Weight:
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(example: 123 ± 1)
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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
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M-H
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+e
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M+CH3CNH
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Found 4463 results
Search term:
MF = 'C_{21}H_{18}N_{4}O_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
289406
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.3932
52
40
0
0
2392134
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.39322
36
26
0
0
2392133
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.39322
32
21
0
0
10840619
zoom
C
21
H
18
N
4
O
2
358.3932
30
21
0
0
17623449
zoom
C
21
H
18
N
4
O
2
358.3932
28
26
0
0
2750455
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.39322
28
19
0
0
3120091
zoom
C
21
H
18
N
4
O
2
358.3932
25
19
0
0
4488914
zoom
C
21
H
18
N
4
O
2
358.3932
25
19
0
0
4494932
zoom
C
21
H
18
N
4
O
2
358.3932
25
17
0
0
4644751
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.3932
24
30
0
0
4826258
zoom
C
21
H
18
N
4
O
2
358.3932
23
14
0
0
21436322
zoom
C
21
H
18
N
4
O
2
358.3932
23
23
0
0
2487479
zoom
C
21
H
18
N
4
O
2
358.3932
23
13
0
0
2496647
zoom
C
21
H
18
N
4
O
2
358.3932
23
15
0
0
1059348
zoom
C
21
H
18
N
4
O
2
358.3932
23
17
0
0
1092073
zoom
C
21
H
18
N
4
O
2
358.3932
23
16
0
0
1098476
zoom
C
21
H
18
N
4
O
2
358.3932
23
15
0
0
1219669
zoom
C
21
H
18
N
4
O
2
358.3932
23
22
0
0
2226305
zoom
C
21
H
18
N
4
O
2
358.39322
23
16
0
0
3357117
- 0/1 defined
zoom
C
21
H
18
N
4
O
2
358.39322
22
11
0
0
1
2
3
4
5
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